Re: [PATCH BUGFIX V2 1/2] block, bfq: put async queues for root bfq groups too

2018-01-09 Thread Guoqing Jiang
On 01/10/2018 02:13 PM, Paolo Valente wrote: Il giorno 10 gen 2018, alle ore 02:41, Guoqing Jiang ha scritto: On 01/09/2018 05:27 PM, Paolo Valente wrote: For each pair [device for which bfq is selected as I/O scheduler, group in blkio/io], bfq maintains a corresponding bfq group. Each

Re: [PATCH BUGFIX V2 1/2] block, bfq: put async queues for root bfq groups too

2018-01-09 Thread Paolo Valente
> Il giorno 10 gen 2018, alle ore 02:41, Guoqing Jiang ha > scritto: > > > > On 01/09/2018 05:27 PM, Paolo Valente wrote: >> For each pair [device for which bfq is selected as I/O scheduler, >> group in blkio/io], bfq maintains a corresponding bfq group. Each such >> bfq group contains a set

Re: [PATCH BUGFIX V2 1/2] block, bfq: put async queues for root bfq groups too

2018-01-09 Thread Guoqing Jiang
On 01/09/2018 05:27 PM, Paolo Valente wrote: For each pair [device for which bfq is selected as I/O scheduler, group in blkio/io], bfq maintains a corresponding bfq group. Each such bfq group contains a set of async queues, with each async queue created on demand, i.e., when some I/O request ar

[PATCH BUGFIX V2 1/2] block, bfq: put async queues for root bfq groups too

2018-01-09 Thread Paolo Valente
For each pair [device for which bfq is selected as I/O scheduler, group in blkio/io], bfq maintains a corresponding bfq group. Each such bfq group contains a set of async queues, with each async queue created on demand, i.e., when some I/O request arrives for it. On creation, an async queue gets a